00605    a2200169   4500020001500000082002000015100002000035245015300055260006600208300001800274440002600292650003300318650002500351650001000376650002800386700002100414  a9556120106  a333.913007bRAZ  aRazaak, Mohamed  aWater-user organizations in irrigation water management in the Gal Oya left bank irrigation system ba case study of farmer beneficiaries evaluation  aColombobAgrarian Research and Training Institutec1995g1995  aix,99p.c20cm  aResearch study No. 95  aEconomics of land and energy  aWater for irrigation  aWater  aOther natural resources  aPerera, Jayantha